#demo {
    position: absolute;
    width: 90%;
    height: 90%;
    padding: 5%;

    color: #eeeeee;
}

#demo::-webkit-scrollbar {
    display: none;
}

html {
    overflow: -moz-hidden-unscrollable;
    height: 100%;

    background-color: #222222;
}

body::-webkit-scrollbar {
    display: none;
}

body {
    -ms-overflow-style: none;
    height: 100%;
    width: calc(100vw + 18px);
    overflow: auto;
}

img {
    max-width: 100%;
    max-height: 100%;
}

#content {
    display: flex;
    flex-direction: column;
    flex-basis: 100%;
}

#editor {
    resize: none;
    height: 85%;
    width: 100%;
    background-color: #222222;
    color: #eeeeee;
}

.text-danger {
    color: #ee0000;
}

/* controls */

.conrol-pane {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;
    height: 15%;
    width: 100%;
}

button {
    text-decoration: none;
    background: #2f435e;
    color: #f2f2f2;

    padding: 10px 30px 10px 30px;
    font-size: 16px;
    font-family: ????, ??, Arial, Helvetica, Verdana, sans-serif;
    font-weight: bold;
    border-radius: 3px;

    -webkit-transition: all linear 0.30s;
    -moz-transition: all linear 0.30s;
    transition: all linear 0.30s;
}